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$338+ Cheap flights from Gillette to Seattle (GCC - SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
GCC — SEA
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Gillette to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Gillette (GCC) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 11, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$268
(United Airlines)
Provider with most accurate pricing for Gillette Campbell County-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Gillette Campbell County-Seattle/Tacoma Intl flights.
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From Gillette Campbell County to Seattle/Tacoma Intl
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Find flight deals from Gillette to Seattle

Cheapest flights from Gillette to Seattle
Explore the most affordable flight options available from Gillette to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This United Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/241:17 pmGCC - SEA
1 stop6h 09mUnited Airlines
Tue 1/275:00 amSEA - GCC
1 stop6h 42mUnited Airlines
Deal found 1/10$338
This United Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/261:17 pmGCC - SEA
2 stops9h 41mUnited Airlines
Fri 1/303:30 pmSEA - GCC
1 stop28h 06mUnited Airlines
Deal found 1/10$547

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gillette to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
Use the filters below to find and compare flights from Gillette to Seattle that are best for you.

Fly from

Gillette

Fly to

Seattle

Route

Depart

Return

Price

GilletteSeattle

GCC - SEA

GCCSEA

Gillette Campbell County

Sat 1/24

1:17 pm-6:26 pm

1 stop6h 09m

Seattle/Tacoma Intl

Tue 1/27

5:00 am-12:42 pm

1 stop6h 42m

$338

GilletteSeattle

GCC - SEA

GCCSEA

Gillette Campbell County

Mon 1/26

1:17 pm-9:58 pm

2 stops9h 41m

Seattle/Tacoma Intl

Fri 1/30

3:30 pm-8:36 pm

1 stop28h 06m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Compare providers for flights from Gillette to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Gillette to Seattle in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Gillette-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Gillette-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Gillette-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Gillette-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Gillette-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Gillette to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Gillette with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated January 11, 2026.
See what other customers who have flown with United Airlines from Gillette to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,144 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,144 reviews
United Airlines
7.4
Good
9,144 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Gillette to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Gillette to Seattle?

    Airlines like United Airlines fly from Gillette to Seattle in about 6h 09m. The time it takes to get you to your destination can typically vary by up to . There are 832 mi between Gillette and Seattle.

  • What is the cheapest airline to fly from Gillette to Seattle round-trip?

    According to our current data, United Airlines ($263), offers the cheapest pricing from Gillette to Seattle.

  • Can I find deals for flights from Gillette to Seattle that include hotel bookings?

    Yes. In addition to deals on Gillette to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gillette to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gillette to Seattle.

  • Can I find deals for business class flights from Gillette to Seattle?

    Yes. Cheapflights offers flight deals from Gillette to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Seattle?

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Top airline flying from Gillette to Seattle

Discover the top airline that operate flights from Gillette to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$263Average$583FlexibilityNo cancel feeOn-time69%

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